Patents by Inventor Aihua (Steven) Chen

Aihua (Steven) Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230152129
    Abstract: The present invention discloses an optical encoder assembly composed of an encoder mechanical unit and a photoelectric unit, wherein the encoder mechanical unit comprises a base (1) and a cover (2), the photoelectric unit is a circuit board (4) mounted with an optical module (3), the optical module (3) including a light-emitting element (31) and a photosensitive element (32), the encoder mechanical unit is combined with the circuit board (4) as a photoelectric unit via the base (1), and the encoder mechanical unit cooperates with the photoelectric unit to generate photoelectric signals. This encoder adopts a light path module (51) with an innovative structure, and uses a light-blocking turntable (5) to cooperate with the light path module(51)to realize change of the light path. This structure ingeniously simplifies a light path switch module such that the structure is lighter and thinner, the layout is more reasonable. The present application has a compact structure, and-makes full use of space.
    Type: Application
    Filed: January 8, 2021
    Publication date: May 18, 2023
    Inventor: Aihua CHEN
  • Publication number: 20230156523
    Abstract: Provided are a message interaction method and apparatus, a device, and a storage medium. The method is applied to a first communication node and includes receiving a Time-Sensitive Networking (TSN) configuration message sent by a second communication node, where the TSN configuration message carries flow filtering information and flow mapping information; and performing packet filtering and mapping based on the TSN configuration message.
    Type: Application
    Filed: March 4, 2021
    Publication date: May 18, 2023
    Applicant: ZTE CORPORATION
    Inventors: Quan XIONG, Zheng ZHANG, Jinghai YU, Aihua LIU
  • Patent number: 11648540
    Abstract: The present disclosure provides a modified catalyst, and preparation method and a method for producing aromatic hydrocarbons by aromatization of olefins using the modified catalyst. The modified catalyst comprises an acidic molecular sieve and an olefin aromatization active metal component, the total acid amount of the catalyst as measured by NH3-TPD method is not higher than 0.35 mmol/g, and ratio of the strong acid to weak acid is within a range of 0.8-1.2.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: May 16, 2023
    Assignees: China Energy Investment Corporation Limited, National Institute of Clean-and-Low-Carbon Energy
    Inventors: Aihua Zhang, Hui Wang, Junjun Shan, Joshua Miles, Lisa Nguyen, Louis Guillen, Amin Sardar, Hua Liu
  • Publication number: 20230145372
    Abstract: An embodiment of the present disclosure relates to segment routing header compression method and apparatus, service processing method and apparatus, computer device and computer-readable medium. The segment routing header compression method includes: configuring a regular compression segment identification for respective nodes on a segment routing path and configuring an extended compression segment identification for at least one of nodes on the segment routing path; generating a segment list which includes the regular compression segment identification of the respective nodes and the extended compression segment identification of the at least one of the nodes, in the segment list, the extended compression segment identification of the at least one of the nodes being adjacent to and located after the regular compression segment identification of the at least one of the nodes; and carrying the segment list in a segment routing header of a service message.
    Type: Application
    Filed: April 6, 2021
    Publication date: May 11, 2023
    Inventors: Jianzhong Wen, Aihua Liu, Ran Chen
  • Publication number: 20230126801
    Abstract: The present disclosure provides a packet encapsulation method, including: determining a segment routing-traffic engineering (SR-TE) path; generating, according to a segment identifier (SID) of each node in the SR-TE path, an SID list, where each node supports a plurality of unified-SID encapsulation types (UETs) corresponding to SIDs of different lengths, and in the SID list, the SID of at least a node serving as an intermediate node of the SR-TE path is the SID having the non-longest length in the plurality of SIDs corresponding to the node; forming a segment routing header (SRH) from the SID list; and encapsulating an initial packet with the SRH to obtain a final packet. The present disclosure further provides a packet forwarding method, a UET announcement method, an electronic device, and a computer-readable storage medium. The final packet obtained by the packet encapsulation method has a higher load rate.
    Type: Application
    Filed: December 21, 2020
    Publication date: April 27, 2023
    Inventors: Shaofu PENG, Aihua LIU, Jun FENG
  • Patent number: 11633809
    Abstract: A heat-resistant magnetic domain refined grain-oriented silicon steel, a single-sided surface or a double-sided surface of which has several parallel grooves which are formed in a grooving manner, each groove extends in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel, and the several parallel grooves are uniformly distributed along the rolling direction of the heat-resistant magnetic domain refined grain-oriented silicon steel. Each groove which extends in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel is formed by splicing several sub-grooves which extend in the width direction of the heat-resistant magnetic domain refined grain-oriented silicon steel.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: April 25, 2023
    Assignee: BAOSHAN IRON & STEEL CO., LTD.
    Inventors: Shuangjie Chu, Zipeng Zhao, Yongjie Yang, Changsong Ma, Meihong Wu, Yaming Ji, Aihua Ma, Weiyong Xie, Hai Liu, Jianguo Guo
  • Publication number: 20230124568
    Abstract: A planetary gear train automatic limited slip differential may consist of a main differential, a planetary gear train differential controller, a left axle shaft, a right axle shaft, and a clutch. The planetary gear train differential controller may be composed of a first planetary gear train differential controller unit and a second planetary gear train differential controller unit. The first planetary gear train differential controller unit may be composed of a first planetary gear train and a first overrunning clutch connected to the first planetary gear train. The second planetary gear train differential controller unit may be composed of a second planetary gear train and a second overrunning clutch connected to the second planetary gear train.
    Type: Application
    Filed: October 13, 2022
    Publication date: April 20, 2023
    Applicant: Hubei University of Automotive Technology
    Inventors: Yurong CHEN, Shenghuai WANG, Aihong GONG, Zhen WANG, Xueliang ZHOU, Wen CHENG, Aihua REN, Zhangdong SUN, Hongxia WANG, Weidong YAN, Qiang LIU, Guoxing SUN, Chunlong ZOU, Junjie LIU, Tao CHEN, Shuo CHENG, Yu WANG, Wenlong JIA, Suiyu YIN, Longyong GAN, Rengan WEI
  • Publication number: 20230108092
    Abstract: Provided are a vehicle chassis and a vehicle, which are related to a field of vehicle technology, in particular to fields of automatic driving technology and driving test technology. The vehicle chassis includes: a chassis support, a steering system, an electrical system, a driving system, and two brake systems. The chassis support is provided with a steering system mounting site, an electrical system mounting site, a driving system mounting site, and two brake system mounting sites; which are arranged in sequence along a length direction of the vehicle chassis. A first brake system mounting site is disposed between the steering system mounting site and the electrical system mounting site; and a second brake system mounting site is disposed between the driving system mounting site and the electrical system mounting site. The two brake systems, the driving system and the steering system are communicatively connected to the electrical system.
    Type: Application
    Filed: December 8, 2022
    Publication date: April 6, 2023
    Inventors: Fuqing ZHANG, Song ZHANG, Xin FU, Fuchuang WU, Aihua LIU
  • Publication number: 20230107931
    Abstract: Provided, in one aspect, is an anchoring subassembly, a well system, and a method. The anchoring subassembly, in one aspect, includes a mandrel, and an isolation element positioned about the mandrel, the isolation element configured to move between a radially retracted state, a fully radially expanded state, and a relaxed radially expanded state. The anchoring subassembly, in one aspect, further includes a ratch latch body coupled to the isolation element, the ratch latch body configured to hold the isolation element in the fully radially expanded state, and a relief feature coupled to the ratch latch body, the relief feature configured to shear to release stored energy in the isolation element and thereby allow the isolation element to move from the fully radially expanded state to the relaxed radially expanded state.
    Type: Application
    Filed: September 29, 2022
    Publication date: April 6, 2023
    Inventors: Aihua Liang, Wesley P. Dietz, Alireza Yazdanshenas
  • Patent number: 11596407
    Abstract: A magnetic vascular anastomosis device for rapid liver transplantation includes a magnetic ring assembly and a base member assembly. The magnetic ring assembly includes an O-shaped magnetic ring and a C-shaped magnetic ring coupled at a donor liver blood vessel and a receptor liver blood vessel respectively. The base member assembly includes an O-shaped base member and a C-shaped base member. The base member is categorized into a slotted base member, a columned base member, and a hooked base member for different surgical suture methods. The magnetic vascular anastomosis device incorporates with the magnetic attraction between magnetic rings, such that the entire liver transplantation vascular anastomosis process is fast, safe, and reliable. The vascular anastomosis device is able apply for different operations involving vascular anastomosis such as kidney transplantation, lung transplantation, heart transplantation, and maxillofacial surgery.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: March 7, 2023
    Assignee: The First Affiliated Hospital, Medical School of Xi'an Jiaotong University
    Inventors: Yi Lv, Xiaopeng Yan, Shanpei Wang, Aihua Shi, Xuemin Liu, Zheng Wu, Bo Wang, Rongqian Wu, Xiaogang Zhang, Feng Ma, Kang Liu, Qiang Lu
  • Patent number: 11597958
    Abstract: The invention relates to a plasmid, a DNA assembly method and its application recombinant strain. The plasmid has single adjacent Type IIP and Type IIS RE recognition sites. The plasmid combines the properties of Type IIP and Type IIS REs to achieve recursive cycling, SCAR-free and repeat sequence assembly.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: March 7, 2023
    Assignee: NANJING ZHONGKEYOUZI INSTITUTE OF BIOTECHNOLOGY CO., LTD
    Inventors: Shuwen Liu, Tingyi Wen, Yun Zhang, Aihua Deng
  • Patent number: 11598554
    Abstract: The present application provides a filter fixing device, comprising: a lock mounting piece, a hold-down piece, a push rod and at least one connecting rod. The lock mounting piece is provided with a lock used for engaging the lock receiving part on the filter fixing frame; the hold-down piece and the lock mounting piece are connected to each other in such a way that they can move relative to each other in a first direction, and the hold-down piece is used to hold down the filter; the push rod is connected to the hold-down piece and can pivotally rotate around an axis; at least one connecting rod is pivotally connected to the push rod and the lock mounting piece; the filter fixing device is configured in such a way that the rotation of the push rod relative to the hold-down piece may cause relative motion of the hold-down piece and the lock mounting piece in the first direction.
    Type: Grant
    Filed: February 12, 2021
    Date of Patent: March 7, 2023
    Assignees: York Guangzhou Air Conditioning and Refrigeration Co., Ltd., Johnson Controls Tyco IP Holdings LLP
    Inventors: Jinqiang Wu, Zuowei Zhong, Yunhong Huang, Aihua Tan
  • Publication number: 20230051442
    Abstract: A method for calibrating crosstalk errors in a system for measuring on-wafer S parameters and an electronic device are provided. The method includes two parts. The first part is the pre-calibration part, which obtain eight error terms of an on-wafer S parameter measurement system by using a thru calibration standard, two defined load calibration standards, two pairs of undefined reflect calibration standards, and the reciprocity properties of a passive reciprocal element. The first part performs pre-calibration on an uncalibrated system according to the eight error terms. The second part uses the pre-calibrated system to obtain the crosstalk errors of the measurement system, and performs a further calibration on the pre-calibrated system according to the crosstalk errors.
    Type: Application
    Filed: August 18, 2022
    Publication date: February 16, 2023
    Inventors: Aihua Wu, Xingchang Fu, Yuan Fang, Yibang Wang, Ye Huo, Faguo Liang, Chen Liu, Peng Luan, Senfeng Xu, Xiaohua Chen, Xiaoyun Zhang
  • Publication number: 20230036090
    Abstract: A three-dimensional displacement compensation method is provided. The method includes an obtaining step, a transforming step, a first determining step, a first calculating step and a compensating step. The obtaining step includes obtaining a current image of a measured element captured by a microscopic thermoreflectance thermography device. The transforming step includes two sub-steps. One sub-step uses Fourier transform to calculate a reference image to obtain a first result, and the other sub-step uses Fourier transform to calculate the current image to obtain a second result. The first determining step includes determining a peak point coordinate and a fitting diameter of a point spread function of an optical system of the device. The first calculating step includes calculating a three-dimensional displacement of the position to be compensated relative to the reference position. The compensating step compensates the position to be compensated.
    Type: Application
    Filed: July 7, 2022
    Publication date: February 2, 2023
    Inventors: Yan Liu, Aihua Wu, Wei Wang, Yuwei Zhai, Hao Li, Chen Ding, Xiaodong Jing, Baicheng Sheng
  • Publication number: 20230026103
    Abstract: A cigarette device management system includes an information management module, and a maintenance prediction module, a device state acquisition module and a purchase statistics module which are in communication connection with it. The maintenance prediction module is built by an artificial neural network model and is configured to predict a failure interval. The device state acquisition module acquires a device operating parameter and an operating duration of the device in real time, and compares the device operating parameter with a safety parameter range. In accordance with the system, the maintenance timing of the device can be predicted, the purchase quantity of the spare part and the purchase timing of the spare part also can be predicted.
    Type: Application
    Filed: July 22, 2022
    Publication date: January 26, 2023
    Applicant: Zhangjiakou Cigarette Factory Co., Ltd.
    Inventors: Bo LIU, Aihua ZHANG, Hengzhu SHI, Xiaotang LI, Weidong YAO, Guoping WANG, Zijuan LI, Chuan YANG, Junjie PANG, Peng JI, Mingqi NAN, Zhanbo JIANG, Xiaohua YANG, Jia TIAN, Dongfeng LI, Dong YAN
  • Patent number: 11564157
    Abstract: A data transmission method, apparatus, device, and a computer-readable storage medium are provided. The data transmission method of the present disclosure includes receiving data sent by a User Equipment UE, determining a Session Management Function SMF, and forwarding the data to the SMF, wherein after the SMF receives the data, the SMF forwards the data to a User Plane Function UPF.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: January 24, 2023
    Assignees: China Mobile Communication Co., Ltd Research Institute, China Mobile Communications Group Co., Ltd.
    Inventors: Aihua Li, Xin Zhou
  • Publication number: 20230016175
    Abstract: The present application relates to the field of superalloy, disclosing a method for internal stress regulation in superalloy disk forgings by pre-spinning. The method includes: Step S1, determining a target revolution for regulating internal stress in the disk forgings, and determining a target deformation magnitude of plastic deformation required for regulating the internal stress by the pre-spinning of the disk forgings; and Step S2, performing the pre-spinning of the disk forgings by the target revolution, monitoring a deformation magnitude of the disk forgings, and stopping the pre-spinning when a monitored deformation magnitude of the disk forgings reaches the target deformation magnitude.
    Type: Application
    Filed: July 19, 2021
    Publication date: January 19, 2023
    Applicants: Gaona Aero Material Co., Ltd., AECC COMMERCIAL AIRCRAFT ENGINE CO., LTD., Zhejiang Hiro Aviation Technology Co., Ltd., CENTRAL IRON & STEEL RESEARCH INSTITUTE
    Inventors: Beijiang ZHANG, Wenyun ZHANG, Chenggang TIAN, Aihua HUANG, Guodong ZHANG, Haijun XUAN, Chuanyong CHEN, Shuo HUANG, Heyong QIN, Qiang TIAN, Ran DUAN
  • Publication number: 20220408280
    Abstract: A network data analysis method, a functional entity and an electronic device, the network data analysis method comprising: requesting that a first object generate a first model (101), the first object being a training platform, a training module, a training functional entity or a training service module; receiving a model sent by the first object (102).
    Type: Application
    Filed: September 16, 2020
    Publication date: December 22, 2022
    Inventor: Aihua LI
  • Publication number: 20220370364
    Abstract: Provided are high concentration stable formulations of anti-CSF1R/CSF1 antibodies. An example formulation includes 105 to 250 mg/mL of the antibody, 100 mM to 200 mM of arginine glutamate or arginine HCl, 10 mM to 50 mM histidine, and 0.015 to 0.035 w/v % of polysorbate 80, at a pH of 5.4 to 5.6. Also provided are methods of using the formulations for treating diseases.
    Type: Application
    Filed: May 18, 2022
    Publication date: November 24, 2022
    Inventors: Laman Alani, Chung-Chiang Hsu, Aihua Zhu, Kirk William Johnson, Michael Huang
  • Patent number: 11505536
    Abstract: Disclosed are compounds, compositions and methods for treating diseases, disorders, or medical conditions that are affected by the modulation of DHODH. Such compounds are represented by Formula (I) as follows: wherein R1, R2, R3, R4, X, and Y are defined herein.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: November 22, 2022
    Inventors: Scott Kuduk, Zhuming Zhang, Lindsey DeRatt, Aihua Wang